Home / 8,566.39-12,852.35-3,640.24

Finding the Fourth Proportional to 8,566.39, 12,852.35 and 3,640.24

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Solution

The fourth proportional to 8,566.39, 12,852.35 and 3,640.24 is: 5,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.39 : 12,852.35 = 3,640.24 : x
  2. Step 2: Convert to fraction form
    8,566.39/12,852.35 = 3,640.24/x
  3. Step 3: Cross multiply
    8,566.39x = 12,852.35 × 3,640.24
  4. Step 4: Simplify right side
    8,566.39x = 46,785,556.10
  5. Step 5: Solve for x
    x = 46,785,556.10/8,566.39
  6. Step 6: Final answer
    x = 5,461.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.